== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/
Caltech/
CGS/
UCB/
UCSD/
UNR
Version #1: This report supersedes any earlier reports of this event.
This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A microearthquake occurred at 4:41:39 AM (PDT) on Friday, October 31, 2008.
The magnitude 1.2 event occurred 5 km (3 miles) NNW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
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Magnitude |
1.2 - duration magnitude (Md) |
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Time |
Friday, October 31, 2008 at 4:41:39 AM (PDT)
Friday, October 31, 2008 at 11:41:39 (UTC)
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Distance from |
The Geysers, CA - 5 km (3 miles) NNW (334 degrees)
Cobb, CA - 9 km (6 miles) W (272 degrees)
Anderson Springs, CA - 14 km (9 miles) WNW (300 degrees)
Santa Rosa, CA - 45 km (28 miles) NNW (346 degrees)
Sacramento, CA - 122 km (76 miles) WNW (285 degrees)
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Coordinates |
38 deg. 50.3 min. N (38.838N), 122 deg. 49.9 min. W (122.832W) |
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Depth |
2.2 km (1.4 miles) |
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Location Quality |
Good |
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Location Quality Parameters |
Nst= 13, Nph= 13, Dmin=2 km, Rmss=0.04 sec, Erho=0.5 km, Erzz=0.6 km, Gp=136.8 degrees
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Event ID# |
nc51210390 |
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Additional Information |
map with fault names
Google Earth KML (Requires Google Earth.)
Waveforms
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Did you feel it? ||
Shake Map North
For more information, see http://quake.wr.usgs.gov/
|| Contacts
Back to map
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